Six bottles of Riboli Estates Group Wines.

solar energy

Our Paso Robles Winery is 100% Powered by Solar Energy.

water recycling

Our Paso Robles Has On-Site Water Treatment to Recycle Waste Water for Irrigation and More!

Cover crop

Our Vineyards are Planted with Cover Crops that Replenish and Enrich the Soils, Benefitting Both the Vines and the Ecosystem.


We Utilize Livestock in the Vineyards to Trim Overgrowth and Provide Natural Fertilizer.
Certified sustainable California
Riboli Estates Group list of estates and brands. 1. Napa Valley AVA, Rutherford, brand: Riboli Family Wines. 2. Monterey AVA Santa Lucia Highlands, brand: Windstream; Monterey, brands: Highlands 41, Maddalena Wines, San Simeon. 3. Paso Robles AVA, Paso Robles, brands: Highlands 41, Maddalena Wines, Opaque, San Simeon.Wine map of Riboli Estate Vineyards in California with highlighted regions Napa Valley, Monterey and Paso Robles.

paso robles quick facts

Vineyards - 5
Acreage - 750+
Terroir Elements - Warm Days & Cool Nights
Soils - Calcareous Soils
Golden Gate Bridge

monterey quick facts

Vineyards - 4
Acreage - 500+
Terroir Elements - Fog & cool growing temperatures
Soils - Sedimentary soils
Golden Gate Bridge

90+ Points in the Past 5 Years


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Bottle of San Simeon Pinot Noir 2019 with rating 90 points (WineEnthusiast)

San Simeon

Pinot noir 2019
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Bottle of Highlands 41 Black Granite 2019 with rating 90 points (WineEnthusiast)

Highlands 41

Black Granite 2019
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Bottle of Opaque Darkness 2017 with rating 90 points (WineEnthusiast)


Darkness 2017
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Our brands

San Simeon logo
Highlands 41 logo
Maddalena logo
Windstream logo
Riboli Family Napa Valley logo
Opaque logo